msvideo1enc.c File Reference

Microsoft Video-1 encoder. More...

#include "avcodec.h"
#include "internal.h"
#include "bytestream.h"
#include "libavutil/lfg.h"
#include "elbg.h"
#include "libavutil/imgutils.h"

Go to the source code of this file.

Data Structures
struct	Msvideo1EncContext
	Encoder context. More...

Macros
#define	SKIP_PREFIX   0x8400
#define	SKIPS_MAX   0x0FFF
#define	MKRGB555(in, off)   ((in[off] << 10) | (in[off + 1] << 5) | (in[off + 2]))

Enumerations
enum	MSV1Mode { MODE_SKIP = 0, MODE_FILL, MODE_2COL, MODE_8COL }

Functions
static int	encode_frame (AVCodecContext *avctx, AVPacket *pkt, const AVFrame *pict, int *got_packet)
static av_cold int	encode_init (AVCodecContext *avctx)
	init encoder
static av_cold int	encode_end (AVCodecContext *avctx)
	Uninit encoder.

Variables
static const int	remap [16] = { 0, 1, 4, 5, 2, 3, 6, 7, 8, 9, 12, 13, 10, 11, 14, 15 }
AVCodec	ff_msvideo1_encoder

Detailed Description

Microsoft Video-1 encoder.

Definition in file msvideo1enc.c.

Macro Definition Documentation

#define SKIP_PREFIX   0x8400

Definition at line 60 of file msvideo1enc.c.

Referenced by encode_frame().

#define SKIPS_MAX   0x0FFF

Definition at line 61 of file msvideo1enc.c.

Referenced by encode_frame().

#define MKRGB555	(		in,
			off
	)		((in[off] << 10) | (in[off + 1] << 5) | (in[off + 2]))

Definition at line 62 of file msvideo1enc.c.

Referenced by encode_frame().

Enumeration Type Documentation

enum MSV1Mode

Enumerator:

MODE_SKIP
MODE_FILL
MODE_2COL
MODE_8COL

Definition at line 53 of file msvideo1enc.c.

Function Documentation

static int encode_frame ( AVCodecContext *  avctx, AVPacket *  pkt, const AVFrame *  pict, int *  got_packet  )

static

Definition at line 66 of file msvideo1enc.c.

static av_cold int encode_init ( AVCodecContext *  avctx )

static

init encoder

Definition at line 264 of file msvideo1enc.c.

static av_cold int encode_end ( AVCodecContext *  avctx )

static

Uninit encoder.

Definition at line 292 of file msvideo1enc.c.

Variable Documentation

const int remap[16] = { 0, 1, 4, 5, 2, 3, 6, 7, 8, 9, 12, 13, 10, 11, 14, 15 }

static

Definition at line 64 of file msvideo1enc.c.

Referenced by dv_calc_mb_coordinates(), and encode_frame().

AVCodec ff_msvideo1_encoder

Initial value:

= {
    .name           = "msvideo1",
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = AV_CODEC_ID_MSVIDEO1,
    .priv_data_size = sizeof(Msvideo1EncContext),
    .init           = encode_init,
    .encode2        = encode_frame,
    .close          = encode_end,
    .pix_fmts = (const enum AVPixelFormat[]){AV_PIX_FMT_RGB555, AV_PIX_FMT_NONE},
    .long_name = NULL_IF_CONFIG_SMALL("Microsoft Video-1"),
}

Definition at line 301 of file msvideo1enc.c.